431401024111 has 2 divisors, whose sum is σ = 431401024112. Its totient is φ = 431401024110.

The previous prime is 431401024081. The next prime is 431401024129. The reversal of 431401024111 is 111420104134.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 431401024111 - 2²⁹ = 430864153199 is a prime.

It is a super-2 number, since 2×431401024111² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (431401054111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 215700512055 + 215700512056.

It is an arithmetic number, because the mean of its divisors is an integer number (215700512056).

Almost surely, 2^431401024111 is an apocalyptic number.

431401024111 is a deficient number, since it is larger than the sum of its proper divisors (1).

431401024111 is an equidigital number, since it uses as much as digits as its factorization.

431401024111 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 384, while the sum is 22.

Adding to 431401024111 its reverse (111420104134), we get a palindrome (542821128245).

The spelling of 431401024111 in words is "four hundred thirty-one billion, four hundred one million, twenty-four thousand, one hundred eleven".